Twentieth century retail innovator John Wanamaker lamented that ‘‘Half the money I spend on advertising is wasted; the trouble is I don’t know which half.’’ This all changed radically in the opening years of the twenty first century when search giant Google applied Garfield’s [1] bibliometric tools to advertising. Google takes cues from keywords input to its core search engine, and translates t...

Feature Open access, freely available online A rmed with billions of cells, elaborate circuitry, and a seemingly animate anatomy, capable of growing as it learns, the brain is a marvelously enigmatic organ. Much to the chagrin of those that study it, the brain remains perhaps too mysterious. Although genetic information exploded out of the Human Genome Project, it has been of little consequence...